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- The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board (https://67-72chevytrucks.com/vboard/forumdisplay.php?f=4)

- - turbo 350 to 700r4 (https://67-72chevytrucks.com/vboard/showthread.php?t=479658)

red rumbler

08-15-2011 12:24 AM

turbo 350 to 700r4

hey guys im converting my 3 on the tree to 4 on the floor ( both auto ) besides the shorter driveshaft what else do i need to do? apparently the floor conversion is easy but do i have to do crossmember work for the 700r4? any input would be appreciated its a 1979 c 10 2wd shortbox. thanks

Hevy	08-15-2011 12:32 AM

Re: turbo 350 to 700r4

I believe that if your current TH350 has a 9 inch tailshaft, there will be no driveshaft mods needed at all. Only a 6 or 12 inch tail TH350 would need driveshaft mods.

gchemist

08-15-2011 01:17 AM

Re: turbo 350 to 700r4

Here ya go, read this page: http://transmissioncenter.net/700R4_Swap_Info.htm

Read this too: http://www.transmissioncenter.net/700r4.htm

Add an external oil cooler if you don't have one installed now.

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